A man travels up hill and down hill on the road at a speed of 3 miles/hr and 4 miles/hr respectively. If he walks 60 miles in 17 hours on the road, none of which is levelled, how much of the distance is uphill?
a.12 miles
b.16 miles
c.32 miles
d.24 miles
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A man travels up hill and down hill on the road at a speed of 3 miles/hr and 4 miles/hr respectively. If he walks 60 miles in 17 hours on the road, none of which is levelled, how much of the distance is uphill?
Answer :
.16 miles
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